Koninklijke Philips Corporation N.V.

Signify Holding B.v.

Philips Lighting Holding B.v.

Lumencor, Inc.

Simon Eme Kadijk

Peter Johannes Martinus Bukkems

Johannes Petrus Maria Ansems

Peter Rijskamp

Theodoor Cornelis Treurniet

Vincent Stefan David Gielen

Christoph Gerard August Hoelen

Ludovicus Johannes Lambertus Haenen

Joris Hubertus Antonius Hagelaar

Yan Xiong

Simon Jacobus Maria Kuppens

Robert Zou

Howard Jiang

Fokke Roelof Voorhorst

Dirk Kornelis Gerhardus De Boer

Yun Gang Li

Johannes Gerrit Jan Beijer

Dzmitry Viktorovich Aliakseyeu

Jonathan David Mason

Albert Jan Aitink

Bastiaan Johannes De Wit

Antonius Adrianus Maria Marinus

Dominique Maria Bruls

Jan De Graaf

Oliver Dross

Pieter Johannes Quintus Van Voorst Vader

Jianghong Yu

Tewe Hiepke Heemstra

Barry Mos

Hendrik Poel

Jeroen Johannes Maria Zaal

Sieds Bosch

Daniël Anton Benoy

Johan Petrus Maria Ansems

Guangliang Guo

Dirk Gehrels

Susanne Lina Goldbach

Aldo Tralli

Johannes Martinus Jansen

Anna Wilhelmina Maria Wondergem-De Best

Geert Geertsma

Mohammad Mirsadeghi

Abraham Vamattathil Scaria

Aart Jan Vroegop

Tjamme De Vries

Sjoerd Haites

Daniel Anton Benoy

Marcel Adriaansen

Gwendolyn Anita Luiten

Melike Yavuz

Edwin Petronella Helena Van Lier

Yun Li

Edwin De Groot

Li Yun

Peter Vanpoucke

Petrus Hendrikus Antonis

Emanuel Nicolaas Hermanus Johannus Stassar

Tralli Aldo

The invention provides a light generating system (), comprising a plurality of light sources (), an elongated luminescent body (), and a body holder structure (), wherein:

HLD module with cavity for improved light coupling

The invention provides an elongated luminescent body () comprising an elongated support () and a coating layer (), wherein the elongated luminescent body () further comprises a body axis (BA), and a length parameter P of a body dimension perpendicular to the body axis (BA), wherein the length parameter P is selected from height (H), width (W) and diameter (D), wherein: &#x2014;the elongated support () comprises a support material (), a support material index of refraction n1, wherein the support material index of refraction n1 is at least 1.4, a support surface (), and a support length (L); &#x2014;the coating layer () is configured on at least part of the support surface () over at least part of the support length (L), wherein the coating layer () comprises a coating layer material (), a coating layer index of refraction n2, wherein coating layer index of refraction n2 is at least 1.4, and a coating layer thickness (d), wherein the coating layer material () has a composition different from the support material (), wherein the coating layer material () comprises a luminescent material () configured to absorb one or more of UV radiation and visible light, and to convert into luminescent material light () having one or more wavelengths in one or more of the visible and the infrared; and &#x2014;the support material () is transmissive for the luminescent material light (), and (i) &#x2212;0.2&#x2264;n1&#x2212;n2&#x2264;0.2 and (ii) d/P&#x2264;0.25 apply.

Light generating system comprising an elongated luminescent body

A light source cooling body (), a light source assembly, a luminaire and a method to manufacture a light source cooling body or a light source assembly are provided. The light source cooling body comprises a homogeneous body () made of a thermally conductive material. The homogenous body comprises an open space that comprises a wick structure, a condenser () and an evaporator (). Near the evaporator the light source cooling body has an interface area () to thermally couple with a light source and to receive heat from the light source. The condenser is arranged away from the interface area. A portionof the open space is tubular shaped. The open space may hold a cooling liquid partially in the gaseous phase and partially in the liquid phase and the wick structure is configured to transport the cooling material in the liquid phase towards the evaporator.

Light source cooling body, light source assembly, a luminaire and method to manufacture a light source cooling or a light source assembly

The invention provides a lighting module () for use in a luminaire (). The lighting module comprises a base () having a longitudinal axis (LA) which comprises an electrical connector () for connecting the lighting module () to a luminaire socket () of the luminaire (). The lighting module () further comprises a driver unit () which comprises a driver circuit () which is electrically connected to the electrical connector (). The lighting module () further comprises a light unit () which comprises at least one solid state light source () which is electrically connected to the driver circuit () and emits light. The lighting module () further comprises a heat sink () which removes heat from the at least one solid state light source (). The heat sink () comprises an elongated hollow tube () which extends in the direction of the longitudinal axis (LA) and comprises a fluid inlet () and a fluid outlet (), wherein the heat sink () is arranged between the driver unit () and the light unit ().

Lighting module and a luminaire comprising the lighting modulespe

The invention provides a lighting device () comprising a luminescent element () comprising an elongated light transmissive body (), the elongated light transmissive body () comprising a side face (), wherein the elongated light transmissive body () comprises a luminescent material () configured to convert at least part of a light source light () selected from one or more of the UV, visible light, and IR received by the elongated light transmissive body () into luminescent material radiation (). The invention further provides such luminescent element per se.

Light concentrator module

The invention provides a lighting module () for use in a luminaire (). The lighting module () comprises: a base () having a longitudinal axis (LA) and being constructed for rotatably connecting the base () to a socket () of a luminaire (). The lighting module () further comprises a carrier () connected to the base () and extending from the base () in the direction of the longitudinal axis (LA). The lightingmodule () further comprises a light unit () comprising a light source () and a heat sink () for dissipating thermal energy of the light source (). The heat sink () extends in the direction of the longitudinal axis (LA) and is positioned at a non-zero distance Dto the longitudinal axis (LA). The lighting module () further comprising a connecting construction () connecting the light unit () rotatably to the carrier () for rotatingthe light unit () both around the carrier () and longitudinal axis (LA).

Lighting module, a luminaire comprising the lighting module and a method of installing a lighting module in a luminaire

The invention provides a lighting device () comprising a light source configured to provide light source light and a luminescent element () comprising an elongated light transmissive body (), the elongated light transmissive body () comprising a side face (), wherein the elongated light transmissive body () comprises a luminescent material () configured to convert at least part of the light source light () selected from one or more of the UV, visible light, and IR received by the elongated light transmissive body () into luminescent material radiation (). The side face comprises the radiation input face (), and the body further comprises a first face () and a second face () defining a length of the body, wherein the second face comprises a first radiation exit window (). The side face comprises a curvature with a radius r, and the concentration of the luminescent material is chosen such that at least 80% of the source light is absorbed within a first length x from the side face, wherein x/r&#x3c;=0.4 applies.

A lighting device or a lamp bulb () with a smooth appearance comprises at least one light source (); a heat sink component (), having a bottom () and a side wall () extending from the bottom (), wherein the bottom () comprises a protrusion () and wherein the at least one light source () thermally contacts the protrusion () of the heat sink component (); and a cover provided on the sidewall () opposite to the bottom (), thereby defining an air chamber () between the cover, the side wall (), the bottom () and the protrusion ().

Lighting device with smooth outer appearance

A light emitting device () comprising a luminescent element () comprising a first surface (), at least one cooling element () arranged at the first surface of the luminescent element, and a plurality of spacer elements () arranged between the cooling element () and the first surface () of the luminescent element such that the cooling element is arranged spaced apart from the first surface of the luminescent element with a distance, d. The at least one cooling element () comprises a compliance such as to be adapted for following warpage of the luminescent element () induced by any one or more of clamping forces, forces inflicted by production processes and light and/or heat propagating within the luminescent element, and a force (F) is applied to force the at least one cooling element () and the luminescent element () together in such a way that no part of the at least one cooling element and the luminescent element are in direct mutual contact.

Light emitting device

A cooling arrangement () for cooling of an apparatus () which in use may generate heat is disclosed. The cooling arrangement () comprises a first member (), which comprises a first base () and a first spiral wrap () extending from the first base (), and a second member (), which comprises a second base () and a second spiral wrap () extending from the second base (). The first spiral wrap () and the second spiral wrap () are interleaved. The first member () is configured to at least thermally couple the apparatus () thereto. At least one of the first member () and the second member () can be moved so as to result in an orbiting motion of one of the first spiral wrap () and the second spiral wrap () relatively to the other one of the first spiral wrap () and the second spiral wrap () such that a volume of fluid in at least one space between the first spiral wrap () and the second spiral wrap () progressively moves during the orbiting motion. Thereby, a flow of fluid between the first spiral wrap () and the second spiral wrap () is generated which cools the first member () by means of dissipation of heat generated by the apparatus () by way of transfer of heat from the first member () to the flow of fluid between the first spiral wrap () and the second spiral wrap ().

Cooling arrangement for cooling an apparatus

The invention provides a lighting device comprising a light source and a heat sink (). The heat sink () is configured to dissipate thermal energy from the light source when in operation. The heat sink comprises a plurality of pin-shaped fins () and a support (), wherein each fin () has a fin height (h) relative to the support (), a bottom part () associated with the support () and a top part (), a cross-section having a first width (d) and a second width (d) having a ratio d/dselected from the range of 1.2-10, and a first width axis, wherein the first width axes of the pin-shaped fins () are arranged parallel, and wherein the pin-shaped fins () are hollow over at least part of their fin height (h).

Low weight tube fin heat sink

The invention relates to a heat sink () for cooling a heat source, the heat sink comprising a heat distributor () comprising a 3-dimensional body with a side wall () arranged around a main axis (), and a plurality of plates () coupled to and extending from the side wall, each of the plurality of plates being curved in a cross section perpendicular to the main axis, wherein the plates are twisted along the main axis () of the heat distributor. The present invention solves the excessive fin length issue that is needed for higher values of the external diameter vs. the internal diameter of the fins section. The fins have curvature in all directions, which is referred to as double curvature. This double curvature is the result of two curving of each fin in a radial direction and twisting of the fins along the axial direction.

Heat sink for forced convection cooler

A lighting device or a lamp bulb () with a smooth appearance comprises at least one light source (); a heat sink component (), having a bottom () and a side wall () extending from the bottom (), wherein the bottom () comprises a protrusion () and wherein the at least one light source () thermally contacts the protrusion () of the heat sink component (); and a cover provided on the sidewall () opposite to the bottom(), thereby defining an air chamber () between the cover, the side wall (), the bottom () and the protrusion ().

According to the invention a lamp () is provided. The lamp () comprising: a wick structure () hosting a solid state light source () and comprising a fixed wick material (), an envelope () forming a cavity () hosting the wick structure (), wherein the cavity () is configured as a heat pipe comprising a working fluid (), wherein the envelope () is shaped such that condensed working fluid () is guided towards the fixed wick material () independently of the spatial orientation of the lamp ().

Lamp comprising cooling means

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Veldhoven, Netherlands

Simon Eme Kadijk